6 datasets found

Sediment depth is given in mcd. <1 = present outside count of 300 specimens.

Sediment depth is given in mcd. Counts of 300 specimens on each slide, magnification of x1250. Two additional traverses, beyond the 300 count, were scanned for rare species....

Sediment depth is given in mcd. Counts of 300 specimens on each slide, magnification of x1250. Two additional traverses, beyond the 300 count, were scanned for rare species....

1 = present, - = absent, ? questinable occurence

values with <1 = rare occurence, not counted

he early late Cretaceous (Cenomanian–early Turonian) is thought to have been one of the warmest periods of the Phanerozoic. This period was characterised by tropical sea surface...